diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2022-01-31 09:24:51 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-08 14:40:03 +0200 |
| commit | 13c8e37e1faf8b7a5d50815cb68de0d5f73e7ad7 (patch) | |
| tree | a9dd67b4e451f6ddb8bb45fe9ca8ef8bba85da9a /kernel | |
| parent | a9faa5beda6b7df2a6b7958e62037b80c604d80d (diff) | |
perf/core: Fix address filter parser for multiple filters
[ Upstream commit d680ff24e9e14444c63945b43a37ede7cd6958f9 ]
Reset appropriate variables in the parser loop between parsing separate
filters, so that they do not interfere with parsing the next filter.
Fixes: 375637bc524952 ("perf/core: Introduce address range filtering")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220131072453.2839535-4-adrian.hunter@intel.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/events/core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c index c8b3f94f0dbb..79d8b27cf2fc 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10265,8 +10265,11 @@ perf_event_parse_addr_filter(struct perf_event *event, char *fstr, } /* ready to consume more filters */ + kfree(filename); + filename = NULL; state = IF_STATE_ACTION; filter = NULL; + kernel = 0; } } |